diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_audio.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_audio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c index 5b69cc8011b4..8d64ba18572e 100644 --- a/drivers/gpu/drm/radeon/radeon_audio.c +++ b/drivers/gpu/drm/radeon/radeon_audio.c @@ -775,8 +775,10 @@ static int radeon_audio_component_get_eld(struct device *kdev, int port, if (!dig->pin || dig->pin->id != port) continue; *enabled = true; + mutex_lock(&connector->eld_mutex); ret = drm_eld_size(connector->eld); memcpy(buf, connector->eld, min(max_bytes, ret)); + mutex_unlock(&connector->eld_mutex); break; } |